export type SandboxSchema = 'OMM' | 'DPM' | 'PNM' | 'EPM' | 'ENC' | 'PLG' | 'CHN';
export interface SandboxArtifactInput {
    schema: SandboxSchema;
    title: string;
    payload: unknown;
}
export interface SandboxArtifactEvidence {
    schema: SandboxSchema;
    title: string;
    payload: unknown;
    cid: string;
    fileId: string;
    payloadBytes: Uint8Array;
    digest: Uint8Array;
    digestHex: string;
    signature: Uint8Array;
    signatureHex: string;
    publicKey: Uint8Array;
    publicKeyHex: string;
    verified: boolean;
}
export interface SandboxPnmEvidence {
    topic: string;
    bytes: Uint8Array;
    publicKey: Uint8Array;
}
export declare function sandboxArtifactSignaturePayload(schema: SandboxSchema, cid: string, payloadBytes: Uint8Array): Uint8Array;
export declare function buildSandboxChannelEvidence(input: {
    sourceId: string;
    standardCode: string;
}): {
    channelId: string;
    topic: string;
    sourceId: string;
    standardCode: string;
};
export declare function createSandboxArtifactEvidence(input: SandboxArtifactInput): Promise<SandboxArtifactEvidence>;
export declare function buildSandboxPnmEvidence(artifact: SandboxArtifactEvidence): Promise<SandboxPnmEvidence>;
export declare function requestLiveConnections(): Promise<{
    mode: 'live';
    connections: Array<{
        id: string;
        status: 'unavailable';
        detail: string;
    }>;
}>;
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